Dr. John Marshall is a Professor of Surgery at the University of Toronto, and an Intensivist at St. Michael’s Hospital in Toronto, Canada. His academic interests are sepsis, trauma, and the innate immune response. His laboratory studies the cellular mechanisms that prolong neutrophil survival in critical illness by preventing neutrophil programmed cell death, or apoptosis. Professor Marshall has an active clinical research interest in sepsis and Intensive Care Unit-acquired infection, and in the design of clinical trials and outcome measures. He has published 440 manuscripts, and 85 book chapters, and is the editor of 2 books. He is the founding chair of the International Forum of Acute Care Trialists (InFACT) – a global network of investigator-led critical care clinical research groups, and past Secretary-General of the World Federation of Societies of Intensive and Critical Care Medicine. He co-chairs the WHO R&D Working Group on the Clinical Characterization and Management of COVID-19. He is past-chair of the International Sepsis Forum, past-President of the Surgical Infection Society, and past-chair of the Canadian Critical Care Trials Group. He has given invited lectures at more than 540 meetings around the world, and is an Associate Editor of the journals Critical Care Medicine and Critical care.”